Home / 36,381.21-50,203.36-20,462.58

Finding the Fourth Proportional to 36,381.21, 50,203.36 and 20,462.58

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Solution

The fourth proportional to 36,381.21, 50,203.36 and 20,462.58 is: 28,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.21 : 50,203.36 = 20,462.58 : x
  2. Step 2: Convert to fraction form
    36,381.21/50,203.36 = 20,462.58/x
  3. Step 3: Cross multiply
    36,381.21x = 50,203.36 × 20,462.58
  4. Step 4: Simplify right side
    36,381.21x = 1,027,290,295.85
  5. Step 5: Solve for x
    x = 1,027,290,295.85/36,381.21
  6. Step 6: Final answer
    x = 28,236.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.